/** \file
 *	\brief Constants and Units Definitions.
 *
 * This is the list of units:
 *	-	length:   nanometer  (nm=10^-9  m) 
 *	-	time:     picosecond (ps=10^-12 s)
 *	-	speed:    nm/ps  = km/s = 10^3 m/s.
 *	-	mass:     g/mol  = 10^-3 kg/mol.
 *	-	energy:   kJ/mol = 10^3 J/mol.
 *	-   pressure: todo
 */

#ifndef MDS_CONSTANTS_INCLUDED
#define MDS_CONSTANTS_INCLUDED 1

#include "./types.h"

/** \brief Modified Perfect Gaz Constant
 *
 *	in kJ/K/mol.
 */
#define MDS_BOLTZMANN (MDS_F(8.314472e-3))

/** \brief The Modified Perfect Gaz Constant actually used
 *	
 *	- for a 'real' simulation, set to MDS_BOLTZMANN
 *	- for a 'reduced' simulation, set to 1
 */
extern Real MDS_R; 



#endif
